3 papers
cs.IT2026
Artificial Noise Versus Artificial Noise Elimination: Redefining Scaling Laws of Physical Layer Security
Hong Niu, Tuo Wu, Xia Lei +4
Artificial noise (AN) is a key physical-layer security scheme for wireless communications over multiple-input multiple-output wiretap channels. Recently, artificial noise eliminati…
eess.SP2026
6D Movable Antenna Enhanced Cell-free MIMO: Two-timescale Decentralized Beamforming and Antenna Movement Optimization
Yichi Zhang, Yuchen Zhang, Wenyan Ma +4
This paper investigates a six-dimensional movable antenna (6DMA)-aided cell-free multi-user multiple-input multiple-output (MIMO) communication system. In this system, each distrib…
eess.SP2024
6DMA-Aided Hybrid Beamforming with Joint Antenna Position and Orientation Optimization
Yichi Zhang, Yuchen Zhang, Lipeng Zhu +4
This paper studies a sub-connected six-dimensional movable antenna (6DMA)-aided multi-user communication system. In this system, each sub-array is connected to a dedicated radio fr…